Sha'Carri Richardson got extra time to heal; now, she looks for a comeback at world championships Updated 21 mins ago Sha’Carri Richardson needed time, and she got it. Slowed since the start of the year by an injury, the nature of which she has not disclosed, track’s most charismatic, enigmatic sprinter will try to defend her world title at 100 meters this week at a world championships that have been pushed to the tail-end of the sport’s calendar. She heads to Tokyo not as a favorite, but rather, as a runner who hasn’t broken 11 seconds this year and could very well be the sport’s biggest question mark. Her first race is set for Saturday with the 100-meter finals scheduled Sunday night.

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